Quantum Break is coming to Steam, but that won't stop it being updated on the Windows 10 Store

[WindowsCentral.com]

Contrary to some earlier reports, Quantum Break will continue to receive support on the Windows 10 Store even after the game hits Steam.
Remedy Entertainment and Microsoft Studios are bringing the time-warping shooter Quantum Break to Steam, leading to all sorts of speculation about failed sales expectations, soured business relationships and beyond.

Remedy's Thomas Puha previously tweeted that it was "unlikely" that Remedy would release another Windows 10 patch, but has since clarified that the Windows 10 Store version will be updated to maintain parity with the Steam version.

Full story from the WindowsCentral blog...